import java.math.BigInteger;
import java.util.Scanner;

public class ADUN {
	public static void main (String args[]) {
		Scanner in = new Scanner(System.in);
		// Input two numbers
		BigInteger firstNum = in.nextBigInteger();
		BigInteger secondNum = in.nextBigInteger();
		System.out.println(firstNum.add(secondNum));
	}
}
